Base | Representation |
---|---|
bin | 100110000010… |
… | …001100111001 |
3 | 200202112221101 |
4 | 212002030321 |
5 | 10023023424 |
6 | 553411401 |
7 | 150514324 |
oct | 46021471 |
9 | 20675841 |
10 | 9970489 |
11 | 569aa81 |
12 | 3409b61 |
13 | 20b12c9 |
14 | 14777bb |
15 | d1e344 |
hex | 982339 |
9970489 has 2 divisors, whose sum is σ = 9970490. Its totient is φ = 9970488.
The previous prime is 9970487. The next prime is 9970529. The reversal of 9970489 is 9840799.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9859600 + 110889 = 3140^2 + 333^2 .
It is a cyclic number.
It is not a de Polignac number, because 9970489 - 21 = 9970487 is a prime.
Together with 9970487, it forms a pair of twin primes.
It is a Chen prime.
It is a plaindrome in base 14.
It is not a weakly prime, because it can be changed into another prime (9970481) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4985244 + 4985245.
It is an arithmetic number, because the mean of its divisors is an integer number (4985245).
Almost surely, 29970489 is an apocalyptic number.
It is an amenable number.
9970489 is a deficient number, since it is larger than the sum of its proper divisors (1).
9970489 is an equidigital number, since it uses as much as digits as its factorization.
9970489 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 163296, while the sum is 46.
The square root of 9970489 is about 3157.6081137469. The cubic root of 9970489 is about 215.2313284430.
The spelling of 9970489 in words is "nine million, nine hundred seventy thousand, four hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •